ROAST BEEF AND RED PEPPER SANDWICH
- 20 mins cooking time
To make the pickled onions, put the sliced onions into a small bowl. Mix white wine vinegar and caster sugar and pour the mixture over the onions. Leave for 15 minutes.
Butter each slice of bread with Lurpak® and scatter with watercress.
Top with roasted red pepper and then with the roast beef.
To serve: Sprinkle over the pickled onions and top with the remaining slice of bread. Serve immediately